5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f

Analysis

max time kernel
154s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
11-10-2022 19:19

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe
Size

639KB
MD5

116ff0963ca540e96fd5b13b33a8d0b0
SHA1

19590eea5e39b5db2cafdce53e2bee382c5267b7
SHA256

5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f
SHA512

4e9e7e4c60b59c54453d6e7849ade073071a20a5ebf9863afc2cbacd0b8f97434558c6d766dbef1c7dd698475e69e907a265b85431e783a611a76d0583f7a934
SSDEEP

12288:UsAAPaPUD18t/R/OgRs6dBFnD0YvK2CSzSKYXEAbDSK4cMZa7umC0DKe6qVN:UsMP7tMEs6dfoYvZuEAbDSBc7PdN

Score

10^/10

persistence

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2A9ECBB5-8B9A-11D5-EBA1-F78EEEEEE983}	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2A9ECBB5-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mshyn32.exe"	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\vcl32.exe	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe
File created	C:\Windows\SysWOW64\mshyn32.exe	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe
File opened for modification	C:\Windows\SysWOW64\mshyn32.exe	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe
File created	C:\Windows\SysWOW64\concp32.exe	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4216	5104	WerFault.exe	80

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2A9ECBB5-8B9A-11D5-EBA1-F78EEEEEE983}	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2A9ECBB5-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2A9ECBB5-8B9A-11D5-EBA1-F78EEEEEE983}\sm = 01b8ec350471bd332433eee476ebe1f3	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2A9ECBB5-8B9A-11D5-EBA1-F78EEEEEE983}\ax = b99b00a5a2e897809d4cf847dd95b5be	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
5104	5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe

C:\Users\Admin\AppData\Local\Temp\5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe
"C:\Users\Admin\AppData\Local\Temp\5eec7e58ebbfcbd15dcfaa3859a2ef8f864cb96821401c38ec5acf27f42eb55f.exe"
1⤵
- Modifies system executable filetype association
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
PID:5104
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5104 -s 744
  2⤵
  - Program crash
  PID:4216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5104 -ip 5104
1⤵
PID:4452

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Change Default File Association

T1042

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/5104-132-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/5104-133-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download